#div01 {
    height: 100vh;
    width: 100vw;
    background-color: blue;
    top: 800px;
    left: 0px;
}

.section {
    height: 100vh;
    width: 100vw;
    top: 800px;
    left: 0px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

span:hover {
    font-size: 1.6rem;
    color: #67FD6B;
}

a:hover {
    font-size: 1.6rem;
    color: #67FD6B !important;
}